pca9539 datasheet
Table Of Contents
- 1 Features
- 2 Description
- Table of Contents
- 3 Revision History
- 4 Description (Continued)
- 5 Pin Configuration and Functions
- 6 Specifications
- 7 Parameter Measurement Information
- 8 Detailed Description
- 9 Application And Implementation
- 10 Power Supply Recommendations
- 11 Device and Documentation Support
- 12 Mechanical, Packaging, and Orderable Information
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EXAMPLE BOARD LAYOUT
0.05 MAX
ALL AROUND
0.05 MIN
ALL AROUND
24X (1.5)
24X (0.45)
22X (0.65)
(5.8)
(R0.05) TYP
TSSOP - 1.2 mm max heightPW0024A
SMALL OUTLINE PACKAGE
4220208/A 02/2017
NOTES: (continued)
6. Publication IPC-7351 may have alternate designs.
7. Solder mask tolerances between and around signal pads can vary based on board fabrication site.
LAND PATTERN EXAMPLE
EXPOSED METAL SHOWN
SCALE: 10X
SYMM
SYMM
1
12
13
24
15.000
METAL
SOLDER MASK
OPENING
METAL UNDER
SOLDER MASK
SOLDER MASK
OPENING
EXPOSED METAL
EXPOSED METAL
SOLDER MASK DETAILS
NON-SOLDER MASK
DEFINED
(PREFERRED)
SOLDER MASK
DEFINED